简单ATM机功能实现
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import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Scanner;
import java.util.StringTokenizer;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Scanner;
import java.util.StringTokenizer;
public class Account {
static int M=0,N=0;
static int M=0,N=0;
private String accountID;//存储账号
private String accountname;//账户名称
private String operatedate;//2018-09-20
private int operatetype;//操作账户类型(1,存款2,取款3,转账汇款4,修改账户密码5,查询余额
private String accountpassword;//用户密码
private int accountbalance;//存储账户余额 0
private int amount;//流水金额
void setaccountID(String t)
{
accountID=t;
}
void setaccountname(String t)
{
accountname=t;
}
void setoperatedate(String t)
{
operatedate=t;
}
void setoperatetype(int t)
{
operatetype=t;
}
void setaccountpassword(String t)
{
accountpassword=t;
}
void setaccountbalance(int t)
{
accountbalance=t;
}
void amount(int t)
{
amount=t;
}
String getaccountID()
{
return accountID;
}
String getaccountname()
{
return accountname;
}
String getoperatedate()
{
return operatedate;
}
int getoperatetype()
{
return operatetype;
}
String getaccountpassword()
{
return accountpassword;
}
int getaccountbalance()
{
return accountbalance;
}
int getamount()
{
return amount;
}
Account(String AaccountID,String Aaccountname,String Aoperatedate,int Aoperatetype,String Aaccountpassword,int Aaccountbalance,int Aamount)
{
accountID=AaccountID;
accountname=Aaccountname;
operatedate=Aoperatedate;
operatetype=Aoperatetype;
accountpassword=Aaccountpassword;
accountbalance=Aaccountbalance;
amount=Aamount;
}
public static void main(String[]args)
{
Account[] a1=null;
a1=new Account[6];
a1[0]=new Account("20173599","zhoubo","2018-09-20",1,"753951",0,0);
a1[1]=new Account("20173598","zhoubo","2018-09-20",1,"753951",0,0);
a1[2]=new Account("20173597","zhoubo","2018-09-20",1,"753951",0,0);
a1[3]=new Account("20173596","zhoubo","2018-09-20",1,"753951",0,0);
a1[4]=new Account("20173595","zhoubo","2018-09-20",1,"753951",0,0);
File file = null;
FileWriter fw = null;
file = new File("E:\eclipse-workspace\信 1705-1班 20173599 周博\accountinformation.txt");
try {
if (!file.exists()) {
file.createNewFile();
}
fw=new FileWriter(file);
for(int i=0;i<5;i++)
{
fw.write(a1[i].accountID+a1[i].accountname+a1[i].accountpassword+a1[i].accountbalance);
fw.flush();
}
System.out.println("写数据成功!");
}
catch (IOException e) {
e.printStackTrace();
}
finally {
if(fw!=null)
{
try {
fw.close();
}catch (IOException e)
{
e.printStackTrace();
}
}
}
File file1 = null;
FileWriter fw1 = null;
file1 = new File("E:\eclipse-workspace\信 1705-1班 20173599 周博\accountinformation.txt");
try {
if (!file1.exists()) {
file1.createNewFile();
}
fw1=new FileWriter(file1);
for(int i=0;i<5;i++)
{
fw1.write(a1[i].accountID+a1[i].accountname+a1[i].accountpassword+a1[i].accountbalance);
fw1.flush();
}
System.out.println("写数据成功!");
}
catch (IOException e) {
e.printStackTrace();
}
finally {
if(fw1!=null)
{
try {
fw1.close();
}catch (IOException e)
{
e.printStackTrace();
}
}
}
Shuru_zhanghao(a1);
Shuru_mima(a1);
M=2;
if(M==-2)
{
System.out.println("您有三次机会 如果全错将被没收");
for(int i=1;i<=3;i++)
{
Scanner scan=new Scanner(System.in);
String l;
l=scan.next();
if(l!=a1[N].accountpassword)
{
System.out.println("您错了"+i+"次");
if(i==3) {
System.out.println("该账号三次录入密码错误,该卡已被系统没收,请与工行及时联系处理");
break;}
}
else break;
}
}
if(M==2)
{ char ch=‘y‘;
while(ch==‘y‘)
{
private String accountname;//账户名称
private String operatedate;//2018-09-20
private int operatetype;//操作账户类型(1,存款2,取款3,转账汇款4,修改账户密码5,查询余额
private String accountpassword;//用户密码
private int accountbalance;//存储账户余额 0
private int amount;//流水金额
void setaccountID(String t)
{
accountID=t;
}
void setaccountname(String t)
{
accountname=t;
}
void setoperatedate(String t)
{
operatedate=t;
}
void setoperatetype(int t)
{
operatetype=t;
}
void setaccountpassword(String t)
{
accountpassword=t;
}
void setaccountbalance(int t)
{
accountbalance=t;
}
void amount(int t)
{
amount=t;
}
String getaccountID()
{
return accountID;
}
String getaccountname()
{
return accountname;
}
String getoperatedate()
{
return operatedate;
}
int getoperatetype()
{
return operatetype;
}
String getaccountpassword()
{
return accountpassword;
}
int getaccountbalance()
{
return accountbalance;
}
int getamount()
{
return amount;
}
Account(String AaccountID,String Aaccountname,String Aoperatedate,int Aoperatetype,String Aaccountpassword,int Aaccountbalance,int Aamount)
{
accountID=AaccountID;
accountname=Aaccountname;
operatedate=Aoperatedate;
operatetype=Aoperatetype;
accountpassword=Aaccountpassword;
accountbalance=Aaccountbalance;
amount=Aamount;
}
public static void main(String[]args)
{
Account[] a1=null;
a1=new Account[6];
a1[0]=new Account("20173599","zhoubo","2018-09-20",1,"753951",0,0);
a1[1]=new Account("20173598","zhoubo","2018-09-20",1,"753951",0,0);
a1[2]=new Account("20173597","zhoubo","2018-09-20",1,"753951",0,0);
a1[3]=new Account("20173596","zhoubo","2018-09-20",1,"753951",0,0);
a1[4]=new Account("20173595","zhoubo","2018-09-20",1,"753951",0,0);
File file = null;
FileWriter fw = null;
file = new File("E:\eclipse-workspace\信 1705-1班 20173599 周博\accountinformation.txt");
try {
if (!file.exists()) {
file.createNewFile();
}
fw=new FileWriter(file);
for(int i=0;i<5;i++)
{
fw.write(a1[i].accountID+a1[i].accountname+a1[i].accountpassword+a1[i].accountbalance);
fw.flush();
}
System.out.println("写数据成功!");
}
catch (IOException e) {
e.printStackTrace();
}
finally {
if(fw!=null)
{
try {
fw.close();
}catch (IOException e)
{
e.printStackTrace();
}
}
}
File file1 = null;
FileWriter fw1 = null;
file1 = new File("E:\eclipse-workspace\信 1705-1班 20173599 周博\accountinformation.txt");
try {
if (!file1.exists()) {
file1.createNewFile();
}
fw1=new FileWriter(file1);
for(int i=0;i<5;i++)
{
fw1.write(a1[i].accountID+a1[i].accountname+a1[i].accountpassword+a1[i].accountbalance);
fw1.flush();
}
System.out.println("写数据成功!");
}
catch (IOException e) {
e.printStackTrace();
}
finally {
if(fw1!=null)
{
try {
fw1.close();
}catch (IOException e)
{
e.printStackTrace();
}
}
}
Shuru_zhanghao(a1);
Shuru_mima(a1);
M=2;
if(M==-2)
{
System.out.println("您有三次机会 如果全错将被没收");
for(int i=1;i<=3;i++)
{
Scanner scan=new Scanner(System.in);
String l;
l=scan.next();
if(l!=a1[N].accountpassword)
{
System.out.println("您错了"+i+"次");
if(i==3) {
System.out.println("该账号三次录入密码错误,该卡已被系统没收,请与工行及时联系处理");
break;}
}
else break;
}
}
if(M==2)
{ char ch=‘y‘;
while(ch==‘y‘)
{
System.out.println("***************************************************************");
System.out.println(" 欢迎"+a1[N].accountname+"使用中国工商银行自助柜员系统 ");
System.out.println("***************************************************************");
System.out.println(" 1、 存款");
System.out.println(" 2、 取款:");
System.out.println(" 3、 转账汇款:");
System.out.println(" 4、 修改密码:");
System.out.println(" 5、 查询余额:");
System.out.println(" 6、 退出:");
Scanner scan=new Scanner(System.in);/*输入 等待输入*/
int sc5=scan.nextInt();//输入的值
switch(sc5)
{
case 1:
{
Cunkuan(a1);
break;
}
case 2:
{
Cunkuan(a1);
break;
}
case 5:
{
Cha_yu(a1);
}
case 6:
{
break;
}
}
}
}
}
static void Cha_yu(Account [] a)
{
System.out.println(" 当前余额为:");
System.out.println(a[N].accountbalance);
}
static void Qukuan(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎zhoubo使用中国银行自助柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入取款金额:");
Scanner in=new Scanner(System.in);
int O;
O=in.nextInt();
a[N].amount=O;
a[N].accountbalance=a[N].accountbalance-a[N].amount;
System.out.println(" 当前账户存款操作成功");
System.out.println(" 当前余额为:");
System.out.println(a[N].accountbalance);
}
static void Cunkuan(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a[N].accountname+"o使用中国银行自助柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入存款金额:");
Scanner in=new Scanner(System.in);
int O;
O=in.nextInt();
a[N].amount=O;
System.out.println("******************************************************");
System.out.println(" 当前账户存款操作成功");
System.out.println(" 当前余额为:");
a[N].accountbalance+=a[N].amount;
System.out.println(a[N].accountbalance);
}
static void Shuru_zhanghao(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a[N].accountname+"使用中国工商银行自动柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入您的账号:");
Scanner in=new Scanner(System.in);
String O;
O=in.next();
System.out.println("******************************************************");
for(int i=0;i<5;i++)
{
if(O==a[i].accountID)
{
M=1;N=i;
}
else {System.out.println("输入正确!");M=-1;}
}
}
static void Shuru_mima(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a[N].accountname+"使用中国银行自助柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入您的密码:");
Scanner in=new Scanner(System.in);
String O;
O=in.next();
System.out.println("******************************************************");
if(O==a[N].accountpassword)
{
M=2;
}
else {System.out.println("输入正确!");M=-2;}
}
}
System.out.println(" 欢迎"+a1[N].accountname+"使用中国工商银行自助柜员系统 ");
System.out.println("***************************************************************");
System.out.println(" 1、 存款");
System.out.println(" 2、 取款:");
System.out.println(" 3、 转账汇款:");
System.out.println(" 4、 修改密码:");
System.out.println(" 5、 查询余额:");
System.out.println(" 6、 退出:");
Scanner scan=new Scanner(System.in);/*输入 等待输入*/
int sc5=scan.nextInt();//输入的值
switch(sc5)
{
case 1:
{
Cunkuan(a1);
break;
}
case 2:
{
Cunkuan(a1);
break;
}
case 5:
{
Cha_yu(a1);
}
case 6:
{
break;
}
}
}
}
}
static void Cha_yu(Account [] a)
{
System.out.println(" 当前余额为:");
System.out.println(a[N].accountbalance);
}
static void Qukuan(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎zhoubo使用中国银行自助柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入取款金额:");
Scanner in=new Scanner(System.in);
int O;
O=in.nextInt();
a[N].amount=O;
a[N].accountbalance=a[N].accountbalance-a[N].amount;
System.out.println(" 当前账户存款操作成功");
System.out.println(" 当前余额为:");
System.out.println(a[N].accountbalance);
}
static void Cunkuan(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a[N].accountname+"o使用中国银行自助柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入存款金额:");
Scanner in=new Scanner(System.in);
int O;
O=in.nextInt();
a[N].amount=O;
System.out.println("******************************************************");
System.out.println(" 当前账户存款操作成功");
System.out.println(" 当前余额为:");
a[N].accountbalance+=a[N].amount;
System.out.println(a[N].accountbalance);
}
static void Shuru_zhanghao(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a[N].accountname+"使用中国工商银行自动柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入您的账号:");
Scanner in=new Scanner(System.in);
String O;
O=in.next();
System.out.println("******************************************************");
for(int i=0;i<5;i++)
{
if(O==a[i].accountID)
{
M=1;N=i;
}
else {System.out.println("输入正确!");M=-1;}
}
}
static void Shuru_mima(Account [] a)
{
System.out.println("******************************************************");
System.out.println(" 欢迎"+a[N].accountname+"使用中国银行自助柜员系统");
System.out.println("******************************************************");
System.out.println(" 请输入您的密码:");
Scanner in=new Scanner(System.in);
String O;
O=in.next();
System.out.println("******************************************************");
if(O==a[N].accountpassword)
{
M=2;
}
else {System.out.println("输入正确!");M=-2;}
}
}
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